1 - PowerUp the board using a power supply from 6 to 12Vdc: as soon as the board is powered up the "Power ON LED" will be lighted up; L1 and L2 board start blinking alternatively at 1 second period, 20% duty cycle. This confirms the board is correctly powered, the quartz
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The dsNav board is designed around a Microchip dsPIC33FJ128MC802 motor controller DSC. All the documentation about dsPIC33FJ family is available for free at Microchip web site, as well as detailed description of every single feature of MC series. It is strongly recommended to download the PDF files in order to have a practical and fast reference for any doubt.

All the pins of DSC are available on the board but this one is optimized to drive a couple of motors with a closed loop control. For this reason socket, plugs and pin headers are placed to easily interface two H-bridges to drive motors and two encoders for the feedback. The ENC1 and ENC2 encoders plugs follow the US Digital pinout.